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-rw-r--r--security/tomoyo/tomoyo.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
index 95d3f9572237..2615c7d43960 100644
--- a/security/tomoyo/tomoyo.c
+++ b/security/tomoyo/tomoyo.c
@@ -93,6 +93,12 @@ static int tomoyo_bprm_check_security(struct linux_binprm *bprm)
return tomoyo_check_open_permission(domain, &bprm->file->f_path, O_RDONLY);
}
+static int tomoyo_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
+{
+ struct path path = { mnt, dentry };
+ return tomoyo_path_perm(TOMOYO_TYPE_GETATTR, &path);
+}
+
static int tomoyo_path_truncate(struct path *path)
{
return tomoyo_path_perm(TOMOYO_TYPE_TRUNCATE, path);
@@ -176,9 +182,10 @@ static int tomoyo_path_rename(struct path *old_parent,
static int tomoyo_file_fcntl(struct file *file, unsigned int cmd,
unsigned long arg)
{
- if (cmd == F_SETFL && ((arg ^ file->f_flags) & O_APPEND))
- return tomoyo_path_perm(TOMOYO_TYPE_REWRITE, &file->f_path);
- return 0;
+ if (!(cmd == F_SETFL && ((arg ^ file->f_flags) & O_APPEND)))
+ return 0;
+ return tomoyo_check_open_permission(tomoyo_domain(), &file->f_path,
+ O_WRONLY | (arg & O_APPEND));
}
static int tomoyo_dentry_open(struct file *f, const struct cred *cred)
@@ -258,6 +265,7 @@ static struct security_operations tomoyo_security_ops = {
.path_mknod = tomoyo_path_mknod,
.path_link = tomoyo_path_link,
.path_rename = tomoyo_path_rename,
+ .inode_getattr = tomoyo_inode_getattr,
.file_ioctl = tomoyo_file_ioctl,
.path_chmod = tomoyo_path_chmod,
.path_chown = tomoyo_path_chown,